Which Of The Following Is The Primary Cause Of Oxygen Depletion In Streams?

Which Of The Following Is The Primary Cause Of Oxygen Depletion In Streams? The primary cause of oxygen depletion in a water body is from excessive algae and phytoplankton growth driven by high levels of phosphorus and nitrogen. During the nighttime hours, these photosynthetic organisms consume oxygen through respiration when engaging in active photosynthesis. What